L-48 Forecast: Still 80% Favorable for Antares Launch

The Antares rocket stands on its launch pad at night. The rocket is white and the name "Antares" is printed vertically in all caps down the side.
A Northrop Grumman Antares rocket carrying a Cygnus spacecraft loaded with cargo bound for the International Space Station stands vertical on Mid-Atlantic Regional Spaceport’s Pad-0A, Saturday, July 29, 2023, at NASA’s Wallops Flight Facility in Virginia. Northrop Grumman’s 19th contracted cargo resupply mission with NASA to the International Space Station will deliver more than 8,200 pounds of science and research, crew supplies and vehicle hardware to the orbital laboratory and its crew. The CRS-19 Cygnus spacecraft is named after NASA astronaut Dr. Laurel Clark who flew aboard Columbia STS-107, and is scheduled to launch at 8:31 p.m. EDT, Tuesday, Aug. 1, 2023. Photo Credit: (NASA/Patrick Black)

The Wallops Range 48-hour forecast issued today for the Tuesday, Aug. 1, launch of Northrop Grumman’s 19th resupply mission to the International Space Station continues to keep weather at 80% favorable, with a slight chance of cumulus clouds being the main weather concern. 

NASA commercial cargo provider Northrop Grumman is targeting 8:31 p.m. EDT Tuesday, Aug. 1, for the launch.